19863735

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1277}}^1$

素因数の和:1363

約数の個数: 32

約数和(自身を含む): 34229952

約数和(自身を除く): 14366217

約数列:

[1, 3, 5, 15, 17, 51, 61, 85, 183, 255, 305, 915, 1037, 1277, 3111, 3831, 5185, 6385, 15555, 19155, 21709, 65127, 77897, 108545, 233691, 325635, 389485, 1168455, 1324249, 3972747, 6621245, 19863735]

約数ペア:

[(1, 19863735), (3, 6621245), (5, 3972747), (15, 1324249), (17, 1168455), (51, 389485), (61, 325635), (85, 233691), (183, 108545), (255, 77897), (305, 65127), (915, 21709), (1037, 19155), (1277, 15555), (3111, 6385), (3831, 5185)]